-The Length of each arch span is 503 metres
-The Height to the top of the aircraft beacon is 141 metres above mean sea level
-Width of the Sydney Harbour Bridge’s deck is 49 metres
-Clearance for shipping and vessels is 49 metres
-Height of the Bridges pylons are 89 metres above mean sea level
-The bridges base of each abutment tower is 68 metres across and 48 metres long
-Each of the four bearing pins measures 4.2 metres long and 368 millimetres in diameter
-The Thrust on bearings Under maximum load is approximately 20,000 tonnes on each bearing